In this episode we hear about parasitic worms, dog tumours, epilepsy, DNA sequencing classes and social behaviour in mice.

In this episode we hear about biomarkers for epilepsy, how fish can recognise faces, insect anti-anti aphrodisiacs, and why striving for novelty may hinder the progress of science.

In this episode we hear about Parkinson's Disease, depression, chickenpox, bats, beetles, and how small prey can escape larger predators.

In this episode, we hear about self-esteem, a new genus of extinct horse, the future of biological engineering, mosquito trackers, and sperm competition in salmon.

In this episode we hear about heat-seeking behaviour in mosquitos, mass spawning in coral reefs, social organization in ants, fear in rats and tissue regeneration in newts.

In this episode we learn more about sleep, super Spy chaperones, swimming bacteria, orphan genes and the neuroscience of birdsong.

In this episode we hear about tinnitus and hyperacusis, salamanders, chemical harpoons, and the role of ultrasound and song in the mating rituals of mice and flies.